| Impact and Crashworthiness Lab |
 | Independent Activities Period (IAP) |
| Independent Living Groups |
| India Program, MIT |
| Industrial Hygiene Program |
| Industrial Liaison Program |
| Industrial Performance Center (IPC) |
| Information and Decision Systems, Lab for |
| Information Center, MIT |
| Information Systems |
| Information Systems--Accounts |
| Information Systems--Adaptive Technology for Information and Computing |
| Information Systems--Athena |
| Information Systems--Hardware |
| Information Systems--Network, MITnet |
| Information Systems--Repair and Maintenance |
| Information Systems Research, Center For (CISR) |
| Information Systems--Security |
| Information Systems--Services and Support |
| Information Systems--Software |
| Information Systems--Telecommunications and Network Services Process |
| Information Systems--Training |
| Innovation in Product Development, Center for |
| Inpatient Service |
| Institute and Enterprise Reporting |
| Institute Archives and Special Collections |
| Institute Copiers |
| Institute Library Catalog |
| Insurance, Office of |
| Insurance Plans Accounting |
| Integrated Studies Program |
| Intellectual Property Counsel |
| Interfraternity Council (IFC) |
| Internal Medicine |
| International Center for Air Transportation |
| International Motor Vehicle Program |
| International Scholars Office |
| International Shipping Club |
| International Students Office |
| International Studies, Center for |
| Intramural Sports |
| Investments |
| Islamic Architecture, Aga Khan Program for |
| i/s Newsletter |
| Italy Program, MIT |
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